CN105404427A - Frame lamination technology for touch screens - Google Patents
Frame lamination technology for touch screens Download PDFInfo
- Publication number
- CN105404427A CN105404427A CN201510981750.6A CN201510981750A CN105404427A CN 105404427 A CN105404427 A CN 105404427A CN 201510981750 A CN201510981750 A CN 201510981750A CN 105404427 A CN105404427 A CN 105404427A
- Authority
- CN
- China
- Prior art keywords
- frame
- touch screen
- foam rubber
- liquid crystal
- screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
Abstract
The invention discloses a frame lamination technology for touch screens. The frame lamination technology for touch screens comprises the steps of machining a TFT liquid crystal screen module (2), pasting a film on an OGS touch screen (1), and laminating the OGS touch screen (1) onto the TFT liquid crystal screen module (2). During the step of pasting the film on the OGS touch screen, the silk-screen printing process of a wire frame (3) and an indicating lamp position hole (5) is conducted at the same time. Meanwhile, an explosion-proof film (6) is pasted onto the back surface of the OGS touch screen (1) before the step of laminating the OGS touch screen (1) onto the TFT liquid crystal screen module (2). The explosion-proof film (6) and the TFT liquid crystal screen module (2) are adhered together via the foam rubber (7). Based on the above structure, the OGS touch screen and the TFT liquid crystal screen module are adhered together more firmly without any air bubbles, and the adhesion quality thereof is better. Meanwhile, one step is saved, so that the production efficiency is increased. At the same time, the cost is saved. The explosion-proof film is firstly broken through, so that the pressure of the external force is relieved. Therefore, the explosion is avoided.
Description
Technical field
The present invention relates to the technical field that touch-screen is produced, is specifically that a kind of frame of touch-screen pastes technique.
Background technology
Capacitive touch screen production run relates to one critical process, i.e. attaching process.Traditional touch-screen attaching process comprises the following steps: by first clean rear dry for the surface of TP sensor and toughened glass panel, then carry out electrostatic removal; TP sensor and toughened glass panel are sticked optical cement and is sent to the de-bubble of Central Vacuum machine; From central vacuum machine, take out TP sensor and toughened glass panel carry out machinery and locate and fit, to form capacitive touch screen module; Choose and cut out PVC film and PET film; By PVC film and PET film gluing and drying; PVC film and PET film are bonded with TP sensor and toughened glass panel respectively, with formed miniature air bag parcel capacitance touch and module; This module is sent to the de-bubble of Central Vacuum machine; Remove PVC film and PET film.At present, the coating technique of TP sensor and toughened glass panel mainly contains frame and pastes and full subsides two kinds, and full laminating is high to the requirement of equipment, need special full laminating factory process, the yields of product is lower, so manufacturing cost is high, and after laminating, has occurred that problem is bad reprocess.And frame pastes technology due to TP sensor and toughened glass panel afterwards centre of fit and has certain gap, therefore, TP sensor and toughened glass panel is stressed easily occurs water ripple phenomenon afterwards.
State Intellectual Property Office website also discloses " attaching process of touch-screen " patent that publication number is CN104786483A, it comprises casing and touch-screen, touch-screen is before fitting with casing, coarse process is carried out to the binding face of touch-screen, then sticker is adopted to be bonded on casing by touch-screen, change wellability and the tack of touch screen surface with this, promote the stickability of touch-screen and casing, ensure the laminating quality of product; Described coarse process adopts corona treatment.But this attaching process is just applicable to the laminating of touch-screen and casing, and and the laminating be not suitable between TFT display module and OGS touch screen; And corona treatment utilizes high-frequency high voltage at processed frosting corona discharge, and produce low temperature plasma, make frosting produce radical reaction and make polymkeric substance occur to be cross-linked, surface is roughening and increase its wetting state to polar solvent, therefore, these gas ions, by shocking by electricity and penetrating into by its molecular structure of surface breakdown of print body, cause the unrepairable of product.
Summary of the invention
Technical matters to be solved by this invention is, under providing a kind of prerequisite not destroying substrate surface molecule, laminating is firm, saving operation, thus the frame of the touch-screen reduced costs pastes technique.
For solving the problems of the technologies described above, the frame of touch-screen provided by the invention pastes technique, the attaching process that it comprises the processing technology of TFT liquid crystal display module, the film coating process of OGS touch screen and OGS touch screen and TFT liquid crystal display module is fitted; In the film coating process of OGS touch screen, wire frame and pilot lamp location hole are carried out serigraphy simultaneously; And paste one deck blow-out disc at the back side of OGS touch screen before carrying out attaching process, pasted by foam rubber between blow-out disc and TFT liquid crystal display module.
After serigraphy OGS touch screen being carried out simultaneously to wire frame and pilot lamp location hole, then carry out returning print, serigraphy is carried out to the infrared location hole in OGS touch screen.
Described pilot lamp location hole is transparent apertures, its transmitance >=90%.
The front of described OGS touch screen is pasted with product protection film, and the size of this product protection film is consistent with the frame size of OGS touch screen, and an edge is provided with the extension be convenient to hand and torn wherein.
After serigraphy completes, have one deck back protection film at the surface mount of blow-out disc, this back protection film carry out with the attaching process of TFT liquid crystal display module before need to be torn; The frame size of back protection film is greater than the frame size of wire frame, and both monolateral distances are greater than 1mm.
When carrying out OGS touch screen and TFT liquid crystal display is fitted, respectively OGS touch screen and TFT liquid crystal display module are placed on tool, and both are carried out compacting gummed by foam rubber, and the thickness of foam rubber is not more than 0.5mm.
Described foam rubber is spliced by the first all L-shaped foam rubber and the second foam rubber and is formed, and both stitching portions lay respectively at two diagonal angles place of frame.
The splicing at each diagonal angle place is formed by the step concave surface of one of them foam rubber and the step convex surface cooperation of another one foam rubber, and one end of single foam rubber is step concave surface, and the other end is then step convex surface.
Described foam rubber is before carrying out attaching process, and its xsect comprises release film layer, layers of two-sided, foamed cotton layer, layers of two-sided and release film layer successively; When carrying out attaching process, respectively the two-layer release film layer of outside being torn, being pasted with the blow-out disc in OGS touch screen respectively by the layers of two-sided of foamed cotton layer both sides, paste with TFT liquid crystal display module.
Two foam rubber at the described release film layer diagonal angle place of a splicing are wherein equipped with hand and tear portion.
After adopting above technique, the present invention compared with prior art, has following advantage:
1) because OGS touch screen and TFT liquid crystal display module carry out compacting laminating by foam rubber, make both laminatings more firm, bubble-free, laminating better quality; Meanwhile, when carrying out serigraphy to OGS touch screen, by wire frame synchronous silk-screen together with pilot lamp, saving a procedure, while production efficiency is improved, saving cost again; Blow-out disc is pasted onto between OGS touch screen and TFT liquid crystal display module, and once be subject to External Force Acting, blow-out disc plays first by the effect of breaking through, thus reduces the pressure effect of external force, avoids blast;
2) in the production and laminating process of OGS touch screen, cover all the time in front and be pasted with product protection film, protect the attachment that OGS touch screen prevents dust and other impurities on the one hand, on the other hand the also convenient sequence of operations that it is carried out; In addition, the corner of product protection film being provided with extension, is conveniently be convenient to hand-held operation when tearing product protection film; Equally, the setting of back protection film is also serve same effect;
3) foam rubber is spliced by the first foam rubber of two L shapes and the second foam rubber, reduces the difficulty of processing of foam rubber on the one hand, on the other hand the location of position during convenient laminating; Meanwhile, be all provided with the cooperation of step concave surface and step convex surface two stitching portions, splicing located more accurate, splice more firm; And be provided with hand at a jiao of release film layer of foam rubber and tear portion, be conveniently be convenient to hand-held operation when tearing release film layer.
Accompanying drawing explanation
Fig. 1 is the structural representation of touch-screen in the frame subsides technique of inventive touch screen.
Fig. 2 is the side structure schematic diagram of touch-screen in the frame subsides technique of inventive touch screen.
Fig. 3 is the structural representation of OGS touch screen in the present invention.
Fig. 4 is the side partial structurtes schematic diagram of OGS touch screen in the present invention.
Fig. 5 is the structural representation of foam rubber in the present invention.
Fig. 6 is the cross section structure schematic diagram of foam rubber in the present invention.
Wherein: 1, OGS touch screen; 2, TFT liquid crystal display module; 3, wire frame; 4, infrared location hole; 5, pilot lamp location hole; 6, blow-out disc; 7, foam rubber; 7-1, the first foam rubber; 7-2, the second foam rubber; 7-3, step convex surface; 7-4, step concave surface; 7-5, hand tear portion; 7-6, release film layer; 7-7, layers of two-sided; 7-8, foamed cotton layer; 8, product protection film; 9, back protection film; 10, extension.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
The frame shielded from the inventive touch shown in Fig. 1 ~ Fig. 5 pastes the structural representation of technique, the attaching process that it comprises the processing technology of TFT liquid crystal display module 2, the film coating process of OGS touch screen 1 and OGS touch screen 1 and TFT liquid crystal display module 2 is fitted.In the film coating process of OGS touch screen, wire frame 3 and pilot lamp location hole 5 are carried out serigraphy simultaneously.And paste one deck blow-out disc 6 at the back side of OGS touch screen 1 before carrying out attaching process, pasted by foam rubber 7 between blow-out disc 6 and TFT liquid crystal display module 2.
After serigraphy OGS touch screen 1 being carried out simultaneously to wire frame 3 and pilot lamp location hole 5, then carry out returning print, serigraphy is carried out to the infrared location hole 4 in OGS touch screen 1.
Described pilot lamp location hole 5 is transparent apertures, its transmitance >=90%.
The front of described OGS touch screen 1 is pasted with product protection film 8, and the size of this product protection film 8 is consistent with the frame size of OGS touch screen 1, and an edge is provided with the extension 10 be convenient to hand and torn wherein.
After serigraphy completes, have one deck back protection film 9 at the surface mount of blow-out disc 6, this back protection film 9 carry out with the attaching process of TFT liquid crystal display before need to be torn.The frame size of back protection film 9 is greater than the frame size of wire frame 3, and both monolateral distances are greater than 1mm.
When carrying out OGS touch screen 1 and fitting with TFT liquid crystal display module 2, respectively OGS touch screen 1 and TFT liquid crystal display module 2 are placed on tool, and both are carried out compacting gummed by foam rubber 7, and the thickness of foam rubber 7 is not more than 0.5mm.
Described foam rubber 7 is spliced by the first all L-shaped foam rubber 7-1 and the second foam rubber 7-2 and is formed, and both stitching portions lay respectively at two diagonal angles place of frame.
The splicing at each diagonal angle place is formed by the step concave surface 7-4 of one of them foam rubber and the step convex surface 7-3 cooperation of another one foam rubber, and one end of single foam rubber is step concave surface 7-4, and the other end is then step convex surface 7-3.
Described foam rubber 7 is before carrying out attaching process, and its xsect comprises release film layer 7-6, layers of two-sided 7-7, foamed cotton layer 7-8, layers of two-sided 7-7 and release film layer 7-6 successively.When carrying out attaching process, respectively the two-layer release film layer 7-6 of outside being torn, being pasted with the blow-out disc 6 in OGS touch screen 1 respectively by the layers of two-sided 7-7 of foamed cotton layer 7-8 both sides, paste with TFT liquid crystal display module 2.
Two foam rubber at the described release film layer 7-6 diagonal angle place of a splicing are wherein equipped with hand and tear portion 7-5.
The above; it is only the better feasible exemplifying embodiment of the present invention; therefore interest field of the present invention can not namely be limited to; concerning those of ordinary skill in the art, other various corresponding changes that all utilizations technical scheme of the present invention and technical conceive are made all should belong within the protection domain of the claims in the present invention.
Claims (10)
1. the frame of touch-screen pastes a technique, the attaching process that it comprises the processing technology of TFT liquid crystal display module (2), the film coating process of OGS touch screen (1) and OGS touch screen (1) and TFT liquid crystal display module (2) is fitted; It is characterized in that: in the film coating process of OGS touch screen, wire frame (3) and pilot lamp location hole (5) are carried out serigraphy simultaneously; And paste one deck blow-out disc (6) at the back side of OGS touch screen (1) before carrying out attaching process, pasted by foam rubber (7) between blow-out disc (6) and TFT liquid crystal display module (2).
2. the frame of touch-screen according to claim 1 pastes technique, it is characterized in that: after serigraphy OGS touch screen (1) being carried out simultaneously to wire frame (3) and pilot lamp location hole (5), carry out again returning print, serigraphy is carried out to the infrared location hole (4) in OGS touch screen (1).
3. the frame of touch-screen according to claim 2 pastes technique, it is characterized in that: described pilot lamp location hole (5) is transparent apertures, its transmitance >=90%.
4. the frame of touch-screen according to claim 1 pastes technique; it is characterized in that: the front of described OGS touch screen (1) is pasted with product protection film (8); the size of this product protection film (8) is consistent with the frame size of OGS touch screen (1), and an edge is provided with the extension (10) be convenient to hand and torn wherein.
5. the frame of touch-screen according to claim 1 pastes technique, it is characterized in that: after serigraphy completes, have one deck back protection film (9) at the surface mount of blow-out disc (6), this back protection film (9) carry out with the attaching process of TFT liquid crystal display before need to be torn; The frame size of back protection film (9) is greater than the frame size of wire frame (3), and both monolateral distances are greater than 1mm.
6. the frame of touch-screen according to claim 5 pastes technique, it is characterized in that: when carrying out OGS touch screen (1) and fitting with TFT liquid crystal display module (2), respectively OGS touch screen (1) and TFT liquid crystal display module (2) are placed on tool, and both are carried out compacting gummed by foam rubber (7), and the thickness of foam rubber (7) is not more than 0.5mm.
7. the frame of touch-screen according to claim 6 pastes technique, it is characterized in that: described foam rubber (7) is spliced by all L-shaped the first foam rubber (7-1) and the second foam rubber (7-2) and formed, and both stitching portions lay respectively at two diagonal angles place of frame.
8. the frame of touch-screen according to claim 7 pastes technique, it is characterized in that: the splicing at each diagonal angle place is formed by the step concave surface (7-4) of one of them foam rubber and step convex surface (7-3) cooperation of another one foam rubber, and one end of single foam rubber is step concave surface (7-4), the other end is then step convex surface (7-3).
9. the frame of touch-screen according to claim 6 pastes technique, it is characterized in that: described foam rubber (7) is before carrying out attaching process, and its xsect comprises release film layer (7-6), layers of two-sided (7-7), foamed cotton layer (7-8), layers of two-sided (7-7) and release film layer (7-6) successively; When carrying out attaching process, respectively the two-layer release film layer (7-6) of outside torn, pasted with the blow-out disc (6) in OGS touch screen (1) respectively by the layers of two-sided (7-7) of foamed cotton layer (7-8) both sides, paste with TFT liquid crystal display module (2).
10. the frame of touch-screen according to claim 9 pastes technique, it is characterized in that: two foam rubber at described release film layer (7-6) the diagonal angle place of a splicing are wherein equipped with hand and tear portion (7-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510981750.6A CN105404427A (en) | 2015-12-20 | 2015-12-20 | Frame lamination technology for touch screens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510981750.6A CN105404427A (en) | 2015-12-20 | 2015-12-20 | Frame lamination technology for touch screens |
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| Publication Number | Publication Date |
|---|---|
| CN105404427A true CN105404427A (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510981750.6A Pending CN105404427A (en) | 2015-12-20 | 2015-12-20 | Frame lamination technology for touch screens |
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| Country | Link |
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| CN (1) | CN105404427A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109054671A (en) * | 2018-08-07 | 2018-12-21 | 深圳市骏达光电股份有限公司 | Foam rubber component, the production method for touching component and touching component |
| CN110824749A (en) * | 2019-11-06 | 2020-02-21 | 山东超越数控电子股份有限公司 | Electromagnetic shielding and sealing structure and method for display screen with external touch screen |
| TWI692595B (en) * | 2019-03-21 | 2020-05-01 | 友達光電股份有限公司 | Combination structure and method of plates |
| CN113829720A (en) * | 2021-08-16 | 2021-12-24 | 张小荣 | Touch screen frame combination instrument of touch control integrated machine |
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| CN104679338A (en) * | 2015-03-18 | 2015-06-03 | 合肥鑫晟光电科技有限公司 | Explosion-proof membrane assembly, touch screen structure and display device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109054671A (en) * | 2018-08-07 | 2018-12-21 | 深圳市骏达光电股份有限公司 | Foam rubber component, the production method for touching component and touching component |
| TWI692595B (en) * | 2019-03-21 | 2020-05-01 | 友達光電股份有限公司 | Combination structure and method of plates |
| CN110824749A (en) * | 2019-11-06 | 2020-02-21 | 山东超越数控电子股份有限公司 | Electromagnetic shielding and sealing structure and method for display screen with external touch screen |
| CN113829720A (en) * | 2021-08-16 | 2021-12-24 | 张小荣 | Touch screen frame combination instrument of touch control integrated machine |
| CN113829720B (en) * | 2021-08-16 | 2023-12-22 | 刘俊 | Touch screen frame combination instrument of touch control integrated machine |
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